# bald_spider可以触发的关键事件

# spider_error arguments: exception,spider
spider_error = "spider_error"
# spider_opened arguments: nothing(spider)
spider_opened = "spider_opened"
# spider_closed arguments: nothing(spider)
spider_closed = "spider_closed"
# ignore_request arguments: exception,request,spider
ignore_request = "ignore_request"
# request_scheduled arguments: request,spider
request_scheduled = "request_scheduled"
# response_received arguments: response,spider
response_received = "response_received"
# item_successful arguments: item,spider
item_successful = "item_successful"
# ignore_discard arguments: item,exception,spider
ignore_discard = "ignore_discard"